html {
  font-size: 10px;
  font-family: sans-serif, Arial, Helvetica;
  background-color: #b3b3b3;
}

.topbar {
  padding: 1em;
  background-color: #1f1f1f;

  color: white;
  font-size: x-large;
  text-align: center;
}

.control {
  padding: 1em;
}

p, li {
  font-size: 16px;
  line-height: 2;
  letter-spacing: 1px;
}


body {
  margin: 0 auto;
  border: 1px solid black;
  border-radius: 3;
}



/* The switch - the box around the slider */
.switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

/* Hide default HTML checkbox */
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

/* The slider */
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  -webkit-transition: .4s;
  transition: .4s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  -webkit-transition: .4s;
  transition: .4s;
}

input:checked + .slider {
  background-color: #04AA6D;
}

input:focus + .slider {
  box-shadow: 0 0 1px #04AA6D;
}

input:checked + .slider:before {
  -webkit-transform: translateX(26px);
  -ms-transform: translateX(26px);
  transform: translateX(26px);
}
/* Rounded sliders */
.slider.round {
  border-radius: 34px;
}
.slider.round:before {
  border-radius: 50%;
}




/* The slider itself */
.rangeslider {
  -webkit-appearance: none;  /* Override default CSS styles */
  appearance: none;
  width: 50%; /* Full-width */
  height: 34px; /* Specified height */
  border-radius: 34px; /* range round corners */
  background: #d3d3d3; /* Grey background */
  outline: none; /* Remove outline */
  opacity: 0.7; /* Set transparency (for mouse-over effects on hover) */
  -webkit-transition: .2s; /* 0.2 seconds transition on hover */
  transition: opacity .2s;

}
/* Mouse-over effects */
.rangeslider:hover {
  opacity: 1; /* Fully shown on mouse-over */
}
/* The slider handle (use -webkit- (Chrome, Opera, Safari, Edge) and -moz- (Firefox) to override default look) */
.rangeslider::-webkit-slider-thumb {
  -webkit-appearance: none; /* Override default look */
  appearance: none;
  width: 26px; /* Set a specific slider handle width */
  height: 26px; /* Slider handle height */
  border-radius: 50%; /* Round Element */
  background: #04AA6D; /* Green background */
  cursor: pointer; /* Cursor on hover */
}
.rangeslider::-moz-range-thumb {
  width: 26px; /* Set a specific slider handle width */
  height: 26px; /* Slider handle height */
  background: #04AA6D; /* Green background */
  cursor: pointer; /* Cursor on hover */
}